Rich bamboo root rot

Symptom

Root rot mainly harms the roots of rich bamboo, without foot bud or uneven budding, low seedling emergence rate, or tender root rot at the base of plant stem.

Prevention and cure method

Avoid rain and shade properly in daily maintenance. Fertilizer is applied once a month, and organic fertilizer and inorganic fertilizer are applied together.

Spray 1000 times of thiophanate methyl at first, 1000 times of manganese and zinc of Ruidu mold after 5 days, and then 1000 times of 75% chlorothalonil after 5 days. Several agents can reverse the order and reduce the drug resistance of bacteria.

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Rich bamboo root rot

The disease occurred from December to March, and the pathogen mainly entered through the incision, followed by the vascular bundle bacteria of the seedlings.

First, symptoms: after bamboo picking, the head becomes soft, rotten, does not sprout or bud uneven, the emergence rate is low, or occurs at the base of the stem of the plant.

Second, prevention and control methods:

1. Cultivate robust and tissue-rich plants and seedlings; remove diseased plants and burn them centrally; open deep drainage ditches and plant them at a height of 25 cm.

2. Select the seedlings without bacteria, do not pick bamboo in the rain or when Rain Water is not dry, and fertilize reasonably with the combination of organic fertilizer and inorganic fertilizer.

3. Spray the medicine in time after cutting bamboo, first use 1000 times solution of 70% methyl topiramate, use 58% Ruidu manganese zinc 1000 times solution after 5 days, and then use 75% chlorothalonil 1000 times solution after 5 days, 1.8% Aituo 3000 times solution can be added to the medicine solution, which is beneficial to the healing of incisions and promoting the growth of foot buds.

Control of Root Rot of Fugui Bamboo

Fugui bamboo (scientific name: Dracaena sanderiana Sander), belonging to tequila family and dragon blood tree, is a small perennial evergreen tree foliage plant. The plant is slender, erect and branched distally. The rhizome is transverse and nodular; the stem is stout, erect and exquisite. Leaves alternate or subopposite, leaves long lanceolate, with obvious main veins, leaves dark green. Umbels have 3-10 flowers in leaf axils or opposite flowers to upper leaves, Corolla campanulate, purple. Berries subglobose, black.

Rich bamboo is native to the Gali Islands and tropical Africa and Asia, and has been introduced into China in large quantities since the late 1980s. Generally used for family bottle or pot care, especially from Taiwan spread from the "tower" shape, also known as "Kaiyunzhu", high ornamental value. In China, there is a message that "the flowers are rich and the bamboo is safe". Because the stems and leaves of the rich bamboo are delicate, graceful and full of bamboo rhyme, they are very popular with people. Control of Root Rot of Fugui Bamboo

The disease occurred from December to March, and the pathogen mainly entered through the incision, followed by the vascular bundle bacteria of the seedlings. First, symptoms: after bamboo picking, the head becomes soft, rotten, does not sprout or bud uneven, the emergence rate is low, or occurs at the base of the stem of the plant. Second, control methods: 1, cultivate strong and tissue-rich plants and seedlings; remove diseased plants and burn them centrally; open deep drainage ditches and plant them at a height of 25 cm. 2. Select the seedlings without bacteria, do not pick bamboo in the rain or when Rain Water is not dry, and fertilize reasonably with the combination of organic fertilizer and inorganic fertilizer. 3. Spray the medicine in time after cutting bamboo, first use 1000 times solution of 70% methyl topiramate, use 58% Ruidu manganese zinc 1000 times solution after 5 days, and then use 75% chlorothalonil 1000 times solution after 5 days, 1.8% Aituo 3000 times solution can be added to the medicine solution, which is beneficial to the healing of incisions and promoting the growth of foot buds.